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/* |
/* -*- c-basic-offset: 8 -*- |
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rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
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User interface services - X keyboard mapping |
User interface services - X keyboard mapping |
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#include <ctype.h> |
#include <ctype.h> |
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#include <limits.h> |
#include <limits.h> |
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#include <time.h> |
#include <time.h> |
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#include <string.h> |
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#include "rdesktop.h" |
#include "rdesktop.h" |
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#include "scancodes.h" |
#include "scancodes.h" |
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extern Display *g_display; |
extern Display *g_display; |
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extern Window g_wnd; |
extern Window g_wnd; |
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extern char keymapname[16]; |
extern char g_keymapname[16]; |
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extern int g_keylayout; |
extern unsigned int g_keylayout; |
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extern int g_keyboard_type; |
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extern int g_keyboard_subtype; |
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extern int g_keyboard_functionkeys; |
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extern int g_win_button_size; |
extern int g_win_button_size; |
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extern BOOL g_enable_compose; |
extern BOOL g_enable_compose; |
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extern BOOL g_use_rdp5; |
extern BOOL g_use_rdp5; |
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static void update_modifier_state(uint8 scancode, BOOL pressed); |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
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/* Free key_translation structure, included linked list */ |
/* Free key_translation structure, including linked list */ |
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void |
static void |
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free_key_translation(key_translation * ptr) |
free_key_translation(key_translation * ptr) |
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{ |
{ |
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key_translation *next; |
key_translation *next; |
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DEBUG_KBD(("\n")); |
DEBUG_KBD(("\n")); |
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} |
} |
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BOOL |
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xkeymap_from_locale(const char *locale) |
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{ |
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char *str, *ptr; |
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FILE *fp; |
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/* Create a working copy */ |
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str = xstrdup(locale); |
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/* Truncate at dot and at */ |
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ptr = strrchr(str, '.'); |
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if (ptr) |
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*ptr = '\0'; |
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ptr = strrchr(str, '@'); |
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if (ptr) |
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*ptr = '\0'; |
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/* Replace _ with - */ |
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ptr = strrchr(str, '_'); |
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if (ptr) |
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*ptr = '-'; |
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/* Convert to lowercase */ |
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ptr = str; |
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while (*ptr) |
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{ |
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*ptr = tolower((int) *ptr); |
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ptr++; |
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} |
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/* Try to open this keymap (da-dk) */ |
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fp = xkeymap_open(str); |
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if (fp == NULL) |
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{ |
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/* Truncate at dash */ |
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ptr = strrchr(str, '-'); |
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if (ptr) |
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*ptr = '\0'; |
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/* Try the short name (da) */ |
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fp = xkeymap_open(str); |
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} |
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if (fp) |
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{ |
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fclose(fp); |
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STRNCPY(g_keymapname, str, sizeof(g_keymapname)); |
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return True; |
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} |
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return False; |
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} |
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/* Joins two path components. The result should be freed with |
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xfree(). */ |
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static char * |
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pathjoin(const char *a, const char *b) |
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{ |
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char *result; |
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result = xmalloc(PATH_MAX * 2 + 1); |
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if (b[0] == '/') |
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{ |
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strncpy(result, b, PATH_MAX); |
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} |
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else |
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{ |
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strncpy(result, a, PATH_MAX); |
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strcat(result, "/"); |
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strncat(result, b, PATH_MAX); |
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} |
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return result; |
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} |
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/* Try to open a keymap with fopen() */ |
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FILE * |
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xkeymap_open(const char *filename) |
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{ |
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char *path1, *path2; |
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char *home; |
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FILE *fp; |
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/* Try ~/.rdesktop/keymaps */ |
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home = getenv("HOME"); |
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if (home) |
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{ |
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path1 = pathjoin(home, ".rdesktop/keymaps"); |
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path2 = pathjoin(path1, filename); |
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xfree(path1); |
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fp = fopen(path2, "r"); |
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xfree(path2); |
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if (fp) |
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return fp; |
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} |
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/* Try KEYMAP_PATH */ |
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path1 = pathjoin(KEYMAP_PATH, filename); |
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fp = fopen(path1, "r"); |
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xfree(path1); |
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if (fp) |
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return fp; |
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/* Try current directory, in case we are running from the source |
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tree */ |
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path1 = pathjoin("keymaps", filename); |
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fp = fopen(path1, "r"); |
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xfree(path1); |
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if (fp) |
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return fp; |
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return NULL; |
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} |
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static BOOL |
static BOOL |
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xkeymap_read(char *mapname) |
xkeymap_read(char *mapname) |
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{ |
{ |
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FILE *fp; |
FILE *fp; |
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char line[KEYMAP_MAX_LINE_LENGTH]; |
char line[KEYMAP_MAX_LINE_LENGTH]; |
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char path[PATH_MAX], inplace_path[PATH_MAX]; |
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unsigned int line_num = 0; |
unsigned int line_num = 0; |
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unsigned int line_length = 0; |
unsigned int line_length = 0; |
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char *keyname, *p; |
char *keyname, *p; |
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uint8 scancode; |
uint8 scancode; |
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uint16 modifiers; |
uint16 modifiers; |
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fp = xkeymap_open(mapname); |
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strcpy(path, KEYMAP_PATH); |
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strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
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fp = fopen(path, "r"); |
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if (fp == NULL) |
if (fp == NULL) |
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{ |
{ |
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/* in case we are running from the source tree */ |
error("Failed to open keymap %s\n", mapname); |
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strcpy(inplace_path, "keymaps/"); |
return False; |
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strncat(inplace_path, mapname, sizeof(inplace_path) - sizeof("keymaps/")); |
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fp = fopen(inplace_path, "r"); |
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if (fp == NULL) |
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{ |
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error("Failed to open keymap %s\n", path); |
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return False; |
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} |
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} |
} |
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/* FIXME: More tolerant on white space */ |
/* FIXME: More tolerant on white space */ |
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} |
} |
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/* Include */ |
/* Include */ |
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if (strncmp(line, "include ", 8) == 0) |
if (str_startswith(line, "include ")) |
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{ |
{ |
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if (!xkeymap_read(line + 8)) |
if (!xkeymap_read(line + sizeof("include ") - 1)) |
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return False; |
return False; |
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continue; |
continue; |
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} |
} |
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/* map */ |
/* map */ |
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if (strncmp(line, "map ", 4) == 0) |
if (str_startswith(line, "map ")) |
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{ |
{ |
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g_keylayout = strtol(line + 4, NULL, 16); |
g_keylayout = strtoul(line + sizeof("map ") - 1, NULL, 16); |
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DEBUG_KBD(("Keylayout 0x%x\n", g_keylayout)); |
DEBUG_KBD(("Keylayout 0x%x\n", g_keylayout)); |
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continue; |
continue; |
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} |
} |
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/* compose */ |
/* compose */ |
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if (strncmp(line, "enable_compose", 15) == 0) |
if (str_startswith(line, "enable_compose")) |
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{ |
{ |
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DEBUG_KBD(("Enabling compose handling\n")); |
DEBUG_KBD(("Enabling compose handling\n")); |
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g_enable_compose = True; |
g_enable_compose = True; |
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} |
} |
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/* sequence */ |
/* sequence */ |
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if (strncmp(line, "sequence", 8) == 0) |
if (str_startswith(line, "sequence")) |
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{ |
{ |
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add_sequence(line + 8, mapname); |
add_sequence(line + sizeof("sequence") - 1, mapname); |
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continue; |
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} |
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/* keyboard_type */ |
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if (str_startswith(line, "keyboard_type ")) |
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{ |
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g_keyboard_type = strtol(line + sizeof("keyboard_type ") - 1, NULL, 16); |
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DEBUG_KBD(("keyboard_type 0x%x\n", g_keyboard_type)); |
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continue; |
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} |
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/* keyboard_subtype */ |
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if (str_startswith(line, "keyboard_subtype ")) |
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{ |
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g_keyboard_subtype = |
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strtol(line + sizeof("keyboard_subtype ") - 1, NULL, 16); |
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DEBUG_KBD(("keyboard_subtype 0x%x\n", g_keyboard_subtype)); |
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continue; |
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} |
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/* keyboard_functionkeys */ |
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if (str_startswith(line, "keyboard_functionkeys ")) |
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{ |
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g_keyboard_functionkeys = |
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strtol(line + sizeof("keyboard_functionkeys ") - 1, NULL, 16); |
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DEBUG_KBD(("keyboard_functionkeys 0x%x\n", g_keyboard_functionkeys)); |
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continue; |
continue; |
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} |
} |
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xkeymap_init(void) |
xkeymap_init(void) |
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{ |
{ |
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unsigned int max_keycode; |
unsigned int max_keycode; |
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char *mapname_ptr; |
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/* Make keymapname lowercase */ |
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mapname_ptr = keymapname; |
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while (*mapname_ptr) |
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{ |
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*mapname_ptr = tolower((int) *mapname_ptr); |
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mapname_ptr++; |
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} |
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if (strcmp(keymapname, "none")) |
if (strcmp(g_keymapname, "none")) |
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{ |
{ |
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if (xkeymap_read(keymapname)) |
if (xkeymap_read(g_keymapname)) |
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keymap_loaded = True; |
keymap_loaded = True; |
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} |
} |
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void |
void |
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xkeymap_send_keys(uint32 keysym, unsigned int keycode, unsigned int state, uint32 ev_time, |
xkeymap_send_keys(uint32 keysym, unsigned int keycode, unsigned int state, uint32 ev_time, |
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BOOL pressed) |
BOOL pressed, uint8 nesting) |
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{ |
{ |
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key_translation tr, *ptr; |
key_translation tr, *ptr; |
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tr = xkeymap_translate_key(keysym, keycode, state); |
tr = xkeymap_translate_key(keysym, keycode, state); |
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{ |
{ |
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DEBUG_KBD(("Handling sequence element, keysym=0x%x\n", |
DEBUG_KBD(("Handling sequence element, keysym=0x%x\n", |
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(unsigned int) ptr->seq_keysym)); |
(unsigned int) ptr->seq_keysym)); |
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xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, True); |
|
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xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, False); |
if (nesting++ > 32) |
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{ |
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error("Sequence nesting too deep\n"); |
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return; |
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} |
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xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, True, nesting); |
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xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, False, nesting); |
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ptr = ptr->next; |
ptr = ptr->next; |
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} |
} |
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while (ptr); |
while (ptr); |